How to update Records from Internal table to u2018Zu2019 table?

Hi Friends,

How to update Records from Internal table to u2018Zu2019 table.

I have records in Internal table , that records want to update on u2018Zmarau2019 Table.

( my internal table & u2018 Zu2019 table structures are same.)

Thanking you.

Regards,

Subash